Danny Sandoval
Berwyn
Summary
Service technician skilled in predictive and preventative maintenance, troubleshooting mechanical and electrical systems, and equipment startups/commissioning. Proficient in interpreting technical documents while maintaining a strong commitment to safety, regulatory compliance, and operational efficiency.
Overview
1
1
Certification
11
11
years of professional experience
Work History
Field Service Technician
Air Services Company
Elk Grove Village
08.2019 - Current
- Executed preventative maintenance on air compressors, ensuring reliable performance through oil changes, filter replacements, and motor lubrication.
- Troubleshot three-phase 208/230/460 AC circuits alongside 120-volt AC and 12/24-volt DC control voltage circuits.
- Replaced and rebuilt mechanical and electrical components such as pumps, motors, PLCs, and transformers.
- Interpreted electrical drawings to streamline troubleshooting and enhance efficiency in motor rewiring tasks.
- Performed equipment startups and commissioning to establish optimal operational parameters and reliability.
- Maintained safe work practices through proper use of PPE and lockout/tagout procedures.
- Monitored and trained multiple new field service technicians on predictive/preventative maintenance procedures, troubleshooting techniques, safety protocols and equipment commissioning.
- Configured and set up sequencing systems for multiple air compressors to optimize efficiency, pressure control, and energy usage across industrial applications.
Maintenace Technician
U.S. Navy
Yokosuka
06.2015 - 08.2019
- Conducted 300+ preventative and 50+ corrective maintenance jobs on various auxiliary equipment, ensuring optimal operational readiness.
- Assisted in 100+ depot level repairs on air conditioning plants, refrigeration units, and high and low-pressure air compressors, contributing to improved equipment reliability.
- Calibrated various pressure and temperature switches and gauges in various applications to include freshwater, lube oil, hydraulic fluid, refrigerant, and compressed air systems
- Analyzed and followed blueprints, drawings, and diagrams to successfully complete repairs to vital equipment.
- Followed all standard operation procedures and safety guidelines to ensure maintenance and operation was conducted in a safe and timely manner.
- Maintained a clean and organized work environment.
- Treated over 6,000 gallons of potable water during a potable water tank contamination, quickly restoring 100% potable water capabilities and providing sanitation, health, and well-being for the crew.
- Maintained divisional training program covering 40+ topics, achieving nearly 100% completion of basic qualifications among team members.
Education
Associate of Applied Science - HVAC
Morton College
Cicero, IL07-2026
Skills
- Preventative maintenance
- Electrical troubleshooting
- Equipment repair
- Blueprint analysis
- Problem-solving
- Attention to detail
- Safety mindset
- Adaptability
- Versatility
- Effective communication
- Customer service
Certification
- EPA 608 Certification
- Does not expire
Military service
- Branch: Navy
- Service Country: US
- Rank: E-4
- June 2015 to August 2019
Timeline
Field Service Technician
Air Services Company
08.2019 - Current
Maintenace Technician
U.S. Navy
06.2015 - 08.2019
Associate of Applied Science - HVAC
Morton College